title: Sonography of bladder and perivesical abnormalities.
mesh_terms: D000293:Adolescent; D000368:Aged; D005260:Female; D006801:Humans; D007223:Infant; D008297:Male; D008875:Middle Aged; D014463:Ultrasonography; D001745:Urinary Bladder Diseases / Q000175:diagnosis*; D001749:Urinary Bladder Neoplasms / Q000175:diagnosis